The temblor happened at 9:53 p.m. East Africa time about 28 miles north of ... prompt U.S.G.S. scientists to update the shake-severity map. Aftershocks can occur days, weeks or even years after ...

New details about the impact of the Chicxulub asteroid - the one which wiped out the dinosaurs - have been revealed after researchers created a new map of "mega ripples" on the seafloor. Around 66 ...